feature_detection.py 文件源码

def subpixel_pts(self, im, pts): 
        """Perform subpixel refinement"""
        term = ( cv2.TERM_CRITERIA_EPS + cv2.TERM_CRITERIA_COUNT, 30, 0.1 )
        cv2.cornerSubPix(im, pts, (10, 10), (-1, -1), term)
        return